Selected Financial Information Relating To Company's Segments (Parenthetical) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Selling, general and administrative expenses		$ 889.8	$ 1,117.0	$ 606.7
Corporate
Segment Reporting Information [Line Items]
Selling, general and administrative expenses	[1]	(60.4)	(34.3)	(47.1)
Corporate | Cost of Sales
Segment Reporting Information [Line Items]
Selling, general and administrative expenses		$ 60.4	$ 34.3	$ 47.1

[1] Corporate reflects the following: (A) The administrative costs of the production planning and logistics functions which are elements of Cost of Sales in the Company’s Consolidated Statements of Income but are allocated to the operating segments in Selling, General and Administrative expenses to determine operating segment income before income taxes. Such amounts were $60.4, $34.3, and $47.1 for 2023, 2022 and 2021, respectively. The increase in 2023 compared to 2022 is primarily due to higher incentive compensation costs. (B) Equity in earnings (loss) of affiliates from Armand and ArmaKleen for the year ended December 31, 2023, 2022 and 2021. (C) Corporate assets include deferred compensation investments and the Company's investment in unconsolidated affiliates.